208399505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{37181}}^1$

素因数の和:37264

約数の個数: 16

約数和(自身を含む): 267710400

約数和(自身を除く): 59310895

約数列:

[1, 5, 19, 59, 95, 295, 1121, 5605, 37181, 185905, 706439, 2193679, 3532195, 10968395, 41679901, 208399505]

約数ペア:

[(1, 208399505), (5, 41679901), (19, 10968395), (59, 3532195), (95, 2193679), (295, 706439), (1121, 185905), (5605, 37181)]